NO942413L - Kodedelt, fleraksess kommunikasjonssystem som gir forbedret kapasitet innenfor begrenset båndbredde - Google Patents

Kodedelt, fleraksess kommunikasjonssystem som gir forbedret kapasitet innenfor begrenset båndbredde

Info

Publication number
NO942413L
NO942413L NO942413A NO942413A NO942413L NO 942413 L NO942413 L NO 942413L NO 942413 A NO942413 A NO 942413A NO 942413 A NO942413 A NO 942413A NO 942413 L NO942413 L NO 942413L
Authority
NO
Norway
Prior art keywords
code
communication system
codes
split
access communication
Prior art date
Application number
NO942413A
Other languages
English (en)
Norwegian (no)
Other versions
NO942413D0 (de
Inventor
Atsushi Fukasawa
Manabu Kawabe
Akiyoshi Kawahashi
Takuro Sato
Original Assignee
Oki Electric Ind Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oki Electric Ind Co Ltd filed Critical Oki Electric Ind Co Ltd
Publication of NO942413D0 publication Critical patent/NO942413D0/no
Publication of NO942413L publication Critical patent/NO942413L/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0077—Multicode, e.g. multiple codes assigned to one user
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0003—Code application, i.e. aspects relating to how codes are applied to form multiplexed channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker
    • H04J13/0029—Gold
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H04J13/0048—Walsh

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
NO942413A 1993-07-05 1994-06-24 Kodedelt, fleraksess kommunikasjonssystem som gir forbedret kapasitet innenfor begrenset båndbredde NO942413L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16563293A JP2726220B2 (ja) 1993-07-05 1993-07-05 符号分割多元接続装置

Publications (2)

Publication Number Publication Date
NO942413D0 NO942413D0 (de) 1994-06-24
NO942413L true NO942413L (no) 1995-01-06

Family

ID=15816056

Family Applications (1)

Application Number Title Priority Date Filing Date
NO942413A NO942413L (no) 1993-07-05 1994-06-24 Kodedelt, fleraksess kommunikasjonssystem som gir forbedret kapasitet innenfor begrenset båndbredde

Country Status (4)

Country Link
US (1) US5442662A (de)
EP (1) EP0633676A3 (de)
JP (1) JP2726220B2 (de)
NO (1) NO942413L (de)

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US7929498B2 (en) 1995-06-30 2011-04-19 Interdigital Technology Corporation Adaptive forward power control and adaptive reverse power control for spread-spectrum communications
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US5841768A (en) 1996-06-27 1998-11-24 Interdigital Technology Corporation Method of controlling initial power ramp-up in CDMA systems by using short codes
USRE38523E1 (en) 1995-06-30 2004-06-01 Interdigital Technology Corporation Spreading code sequence acquisition system and method that allows fast acquisition in code division multiple access (CDMA) systems
US6697350B2 (en) 1995-06-30 2004-02-24 Interdigital Technology Corporation Adaptive vector correlator for spread-spectrum communications
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US5793759A (en) * 1995-08-25 1998-08-11 Terayon Corporation Apparatus and method for digital data transmission over video cable using orthogonal cyclic codes
US6665308B1 (en) 1995-08-25 2003-12-16 Terayon Communication Systems, Inc. Apparatus and method for equalization in distributed digital data transmission systems
US6307868B1 (en) 1995-08-25 2001-10-23 Terayon Communication Systems, Inc. Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops
US5745837A (en) * 1995-08-25 1998-04-28 Terayon Corporation Apparatus and method for digital data transmission over a CATV system using an ATM transport protocol and SCDMA
US5805583A (en) * 1995-08-25 1998-09-08 Terayon Communication Systems Process for communicating multiple channels of digital data in distributed systems using synchronous code division multiple access
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US6282228B1 (en) 1997-03-20 2001-08-28 Xircom, Inc. Spread spectrum codes for use in communication
JP2861985B2 (ja) * 1997-06-16 1999-02-24 日本電気株式会社 Ｃｄｍａ用高速セルサーチ方式
US6389000B1 (en) * 1997-09-16 2002-05-14 Qualcomm Incorporated Method and apparatus for transmitting and receiving high speed data in a CDMA communication system using multiple carriers
US20020051434A1 (en) * 1997-10-23 2002-05-02 Ozluturk Fatih M. Method for using rapid acquisition spreading codes for spread-spectrum communications
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Also Published As

Publication number Publication date
US5442662A (en) 1995-08-15
JPH0723023A (ja) 1995-01-24
EP0633676A2 (de) 1995-01-11
EP0633676A3 (de) 1995-03-15
NO942413D0 (de) 1994-06-24
JP2726220B2 (ja) 1998-03-11

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